Anonymous What's the difference between a and some in the sentence, if any? 'acceleration' begins with a vowel sound, so it takes 'an', not 'a'. Therefore, the difference is that one is correct and the other is wrong.
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AnonymousWhat's the difference between a and some in the sentence, if any?'acceleration' begins with a vowel sound, so it takes 'an', not 'a'. Therefore, the difference is that one is correct and the other is wrong.